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Secret - Get Easy Money

Go to the snowy mountain side of clock town and jump down to where thE Dodongos (crawling lizards) are. kill them. they are worth 50 ruppees each. then go down the hidden hole in the ground to find 2 more. you can repeat this as many times as you want until you have as many ruppees in the bank as possible. however the dodongos only appear in the daytime